package com初.unit9_8;

/**
 * @author 李琦 on 2021/7/31.
 * @version java version "16.0.1" 2021-04-20
 *
 * cellphone类实现mp3接口并继承phone类
 */
public class test {
    public static void main(String[] args) {
        cellphone cp=new cellphone();
        cp.call();
        cp.playmusic();
        cp.pay();
        cp.showmap();
    }
}
